Energy efficient tunnel for sleeve application

Hot air application of shrink sleeves is much more efficient than traditional methods using steam, radiant heat or leister guns.

Achieve highest quality shrink sleeve results utilizing hot air technology

The Karlville Tornado hot air tunnel leads the world in innovation, with the added value of being the most efficient tunnel of its kind. Tunnel sizes of 1.5, 2.5, 3.5 or 4.5 metres provide a shrinking solution for difficult shaped containers up to 200 mm diameter, water sensitive products and heat sensitive containers like PET.
With a maximum speed of 300 bpm, the high performance design eliminates the need for extra leister guns or special rotation systems.


  • Suitable for wide variety of applications
  • Save space and energy
  • Eliminate after-shrink wrinkles
  • No mechanical maintenance
  • Ideal for blow moulders, contract packers and thermformers